//判断一个特征中所有面的夹角是否都为90
public static bool AllVerticalplane(AngleGraph graph)
{
bool allVertical = true;
int length = graph.NumOfFace;
for (int i = 0; i < length; i++)
{
for (int j = i + 1; j < length; ++j)
{
if (graph.adjmatrix[i, j] == -1)//不相邻的面
{
continue;
}
if (graph.adjmatrix[i, j] != 90)
{
allVertical = false;
}
}
}
return(allVertical);
}
public static void AskTypeOfFeature(List <List <Tag> > Face_of_Feature, out SelfDefFeatureType[] Types)
{
int FaceNum, EdgeNum, VertexNum;
HashSet <Tag> Edge_Feature;
HashSet <Point3d> Vertex_Feature;
Types = new SelfDefFeatureType[Face_of_Feature.Count];
int i = 0;
foreach (List <Tag> Feature in Face_of_Feature)//List中存储的面
{
FaceNum = Feature.Count;
MyEdges.GetEdgeOfFeature(Feature, out Edge_Feature);
EdgeNum = Edge_Feature.Count;
MyVertex.GetVertexOfFeature(Feature, out Vertex_Feature);
VertexNum = Vertex_Feature.Count;
//得到燕尾槽的角度图
AngleGraph Anglegraph = new AngleGraph(Feature);
//盲孔
if (FaceNum == 2)//EdegNum=3时为阶梯孔
{
int type1, type2;
ufmodel.AskFaceType(Feature[0], out type1);
ufmodel.AskFaceType(Feature[1], out type2);
if (type1 == 22 && type2 == 16)//16为柱面，22为平面
{
//判断盲孔：一个面为凹圆柱面，一个面为平面，且两面的交线为凹边
Tag [] SharedEdges;
ufmodel.AskSharedEdges(Feature[0], Feature[1], out SharedEdges);
if (MyEdges.IsConcaveEdge(SharedEdges[0]) && (MyFace.IsConcaveFace(Feature[1]) == 2))
{
Types[i] = SelfDefFeatureType.BlindHole;
//得到盲孔的标注边
//Tag Dimeedge = MyEdges.GetDimeEdgeOfHole(Feature[1], Feature[0]);
//Dimension.HoleDime(Dimeedge);
++i;
}
}
else if (type1 == 16 && type2 == 22)
{
//判断盲孔：一个面为凹圆柱面，一个面为平面，且两面的交线为凹边
Tag[] SharedEdges;
ufmodel.AskSharedEdges(Feature[0], Feature[1], out SharedEdges);
if (MyEdges.IsConcaveEdge(SharedEdges[0]) && (MyFace.IsConcaveFace(Feature[0]) == 2))
{
Types[i] = SelfDefFeatureType.BlindHole;
//得到盲孔的标注边
//Tag Dimeedge = MyEdges.GetDimeEdgeOfHole(Feature[1], Feature[0]);
//Dimension.HoleDime(Dimeedge);
++i;
}
}
else if (type1 == 22 && type2 == 22)
{
if (Anglegraph.adjmatrix[0, 1] == 90)
{
Types[i] = SelfDefFeatureType.RECT_STEP;
++i;
}
}
}
else if (FaceNum == 1)
{
int type1;
ufmodel.AskFaceType(Feature[0], out type1);
if (type1 == 16)
{
//应该要添加一个判断是否为孔的圆柱面
//double[] normal1=MyFace.AskFaceofNormal(Feature[0]);
//if (normal1[0] < 0 || normal1[1] < 0 || normal1[2] < 0)//判断圆柱面的法向量是否小于0，如果小于0即为孔的圆柱面
//{
if (EdgeNum == 4)
{
Types[i] = SelfDefFeatureType.SEMI_CIRCLE_SOLT;
++i;
}
else
{
//Tag[] edge_list;
//ufmodel.AskFaceEdges(Feature[0], out edge_list);
//Dimension.HoleDime(edge_list[0]);
Types[i] = SelfDefFeatureType.ThroughHole;
++i;
}
//}
}
}
else if (FaceNum == 5)//型腔
{
if (EdgeNum == 12)
{
if (VertexNum == 12)
{
if (MyFace.AllVerticalplane(Anglegraph))//如果相互垂直，则判定为矩形腔
{
Types[i] = SelfDefFeatureType.ClosePocket;
++i;
Tag BasicFace;
MyFace.AskBasicFace(Feature, out BasicFace);
for (int j = 0; j < FaceNum; ++j)
{
//标注矩形腔的长度和宽度
for (int k = j + 1; k < FaceNum; ++k)
{
if (MyFace.ISFaceParallel(Feature[j], Feature[k]))
{
//Dimension.ParallelFaceDime(Feature[j], Feature[k], BasicFace);
}
}
}
//根据基面来标注矩形槽的深度
Tag OutFace;
MyFace.AskFaceOutFeature(Feature, out OutFace);
Dimension.ParallelFaceDime(OutFace, BasicFace, Tag.Null);
}
}
else if (VertexNum == 8)
{
bool IsRectSlot = true;
for (int index1 = 0; index1 < FaceNum; ++index1)
{
for (int index2 = index1 + 1; index2 < FaceNum; ++index2)
{
double tmp = Anglegraph.adjmatrix[index1, index2];
if (tmp != -1) //相邻,其实还要判断夹角是否相等
{
if (tmp != 90.0 && tmp != 180.0)
{
IsRectSlot = false;
}
}
}
}
if (IsRectSlot)
{
Types[i] = SelfDefFeatureType.RECT_SOLT;
i++;
}
}
}
}
else if (FaceNum == 3)
{
if (EdgeNum == 10)
{
if (VertexNum == 8)
{
bool IsDoveTatilSolt = true;
bool IsRectSolt = true;
for (int index1 = 0; index1 < FaceNum; index1++)
{
for (int index2 = index1 + 1; index2 < FaceNum; ++index2)
{
double tmp = Anglegraph.adjmatrix[index1, index2];
if (tmp != -1)//相邻,其实还要判断夹角是否相等
{
if (tmp >= 90.0 || tmp == 0.0)
{
IsDoveTatilSolt = false;
}
if (tmp != 90.0)
{
IsRectSolt = false;
}
}
}
}
if (IsDoveTatilSolt)
{
Types[i] = SelfDefFeatureType.DOVE_TAIL_SOLT;
++i;
}
if (IsRectSolt)//通的矩形槽
{
Types[i] = SelfDefFeatureType.RECT_THROUGH_SOLT;
++i;
}
}
}
else if (EdgeNum == 4)
{
if (VertexNum == 0)
{
bool IsCutterSlot = true;
for (int index1 = 0; index1 < FaceNum; ++index1)
{
for (int index2 = index1 + 1; index2 < FaceNum; ++index2)
{
double tmp = Anglegraph.adjmatrix[index1, index2];
if (tmp != -1)//相邻,其实还要判断夹角是否相等
{
if (tmp != 90.0 && tmp != 180.0)
{
IsCutterSlot = false;
}
}
}
}
if (IsCutterSlot)
{
Types[i] = SelfDefFeatureType.Cutter_Slot;//退刀槽
i++;
}
}
}
}
}
}
